PHP random number generation and usage parsing _php tutorial

"Php100 Translations" in the previous article we described how to use the
Second run gets seven results

Perhaps you would ask, PHP random number can only do these boring things? Rand () doesn't seem so important; you're wrong, think about it. Random numbers are playing an important role in these applications, including verification codes, random article extraction of some CMS systems, and download address assignment. In addition, in the area of security and algorithms, Many applications of random numbers are also worthy of further study, such as encryption and the same congruential structure.

http://www.bkjia.com/PHPjc/446170.html www.bkjia.com true http://www.bkjia.com/PHPjc/446170.html techarticle "php100 Translations" in the previous article we showed you how to use the second run to get seven results perhaps you would ask, PHP random number can only do these boring things? Rand () doesn't look ...

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